<!DOCTYPE html>
<HTML>
<HEAD>
    <TITLE> ZTREE DEMO - beforeEditName / beforeRemove / onRemove / beforeRename / onRename</TITLE>
    <meta content="text/html; charset=UTF-8" http-equiv="content-type">
    <link href="../../../css/demo.css" rel="stylesheet" type="text/css">
    <link href="../../../css/zTreeStyle/zTreeStyle.css" rel="stylesheet" type="text/css">
    <script src="../../../js/jquery-1.4.4.min.js" type="text/javascript"></script>
    <script src="../../../js/jquery.ztree.core.js" type="text/javascript"></script>
    <script src="../../../js/jquery.ztree.excheck.js" type="text/javascript"></script>
    <script src="../../../js/jquery.ztree.exedit.js" type="text/javascript"></script>
    <SCRIPT type="text/javascript">
        <!--
        var setting = {
            view: {
                addHoverDom: addHoverDom,
                removeHoverDom: removeHoverDom,
                selectedMulti: false
            },
            edit: {
                enable: true,
                editNameSelectAll: true,
                showRemoveBtn: showRemoveBtn,
                showRenameBtn: showRenameBtn
            },
            data: {
                simpleData: {
                    enable: true
                }
            },
            callback: {
                beforeDrag: beforeDrag,
                beforeEditName: beforeEditName,
                beforeRemove: beforeRemove,
                beforeRename: beforeRename,
                onRemove: onRemove,
                onRename: onRename
            }
        };

        var zNodes = [
            {id: 1, pId: 0, name: "父节点 1", open: true},
            {id: 11, pId: 1, name: "叶子节点 1-1"},
            {id: 12, pId: 1, name: "叶子节点 1-2"},
            {id: 13, pId: 1, name: "叶子节点 1-3"},
            {id: 2, pId: 0, name: "父节点 2", open: true},
            {id: 21, pId: 2, name: "叶子节点 2-1"},
            {id: 22, pId: 2, name: "叶子节点 2-2"},
            {id: 23, pId: 2, name: "叶子节点 2-3"},
            {id: 3, pId: 0, name: "父节点 3", open: true},
            {id: 31, pId: 3, name: "叶子节点 3-1"},
            {id: 32, pId: 3, name: "叶子节点 3-2"},
            {id: 33, pId: 3, name: "叶子节点 3-3"}
        ];
        var log, className = "dark";

        function beforeDrag(treeId, treeNodes) {
            return false;
        }

        function beforeEditName(treeId, treeNode) {
            className = (className === "dark" ? "" : "dark");
            showLog("[ " + getTime() + " beforeEditName ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
            var zTree = $.fn.zTree.getZTreeObj("treeDemo");
            zTree.selectNode(treeNode);
            setTimeout(function () {
                if (confirm("进入节点 -- " + treeNode.name + " 的编辑状态吗？")) {
                    setTimeout(function () {
                        zTree.editName(treeNode);
                    }, 0);
                }
            }, 0);
            return false;
        }

        function beforeRemove(treeId, treeNode) {
            className = (className === "dark" ? "" : "dark");
            showLog("[ " + getTime() + " beforeRemove ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
            var zTree = $.fn.zTree.getZTreeObj("treeDemo");
            zTree.selectNode(treeNode);
            return confirm("确认删除 节点 -- " + treeNode.name + " 吗？");
        }

        function onRemove(e, treeId, treeNode) {
            showLog("[ " + getTime() + " onRemove ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
        }

        function beforeRename(treeId, treeNode, newName, isCancel) {
            className = (className === "dark" ? "" : "dark");
            showLog((isCancel ? "<span style='color:red'>" : "") + "[ " + getTime() + " beforeRename ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name + (isCancel ? "</span>" : ""));
            if (newName.length == 0) {
                setTimeout(function () {
                    var zTree = $.fn.zTree.getZTreeObj("treeDemo");
                    zTree.cancelEditName();
                    alert("节点名称不能为空.");
                }, 0);
                return false;
            }
            return true;
        }

        function onRename(e, treeId, treeNode, isCancel) {
            showLog((isCancel ? "<span style='color:red'>" : "") + "[ " + getTime() + " onRename ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name + (isCancel ? "</span>" : ""));
        }

        function showRemoveBtn(treeId, treeNode) {
            return !treeNode.isFirstNode;
        }

        function showRenameBtn(treeId, treeNode) {
            return !treeNode.isLastNode;
        }

        function showLog(str) {
            if (!log) log = $("#log");
            log.append("<li class='" + className + "'>" + str + "</li>");
            if (log.children("li").length > 8) {
                log.get(0).removeChild(log.children("li")[0]);
            }
        }

        function getTime() {
            var now = new Date(),
                h = now.getHours(),
                m = now.getMinutes(),
                s = now.getSeconds(),
                ms = now.getMilliseconds();
            return (h + ":" + m + ":" + s + " " + ms);
        }

        var newCount = 1;

        function addHoverDom(treeId, treeNode) {
            var sObj = $("#" + treeNode.tId + "_span");
            if (treeNode.editNameFlag || $("#addBtn_" + treeNode.tId).length > 0) return;
            var addStr = "<span class='button add' id='addBtn_" + treeNode.tId
                + "' title='add node' onfocus='this.blur();'></span>";
            sObj.after(addStr);
            var btn = $("#addBtn_" + treeNode.tId);
            if (btn) btn.bind("click", function () {
                var zTree = $.fn.zTree.getZTreeObj("treeDemo");
                zTree.addNodes(treeNode, {id: (100 + newCount), pId: treeNode.id, name: "new node" + (newCount++)});
                return false;
            });
        }
        function removeHoverDom(treeId, treeNode) {
            $("#addBtn_" + treeNode.tId).unbind().remove();
        }
        function selectAll() {
            var zTree = $.fn.zTree.getZTreeObj("treeDemo");
            zTree.setting.edit.editNameSelectAll = $("#selectAll").attr("checked");
        }

        $(document).ready(function () {
            $.fn.zTree.init($("#treeDemo"), setting, zNodes);
            $("#selectAll").bind("click", selectAll);
        });
        //-->
    </SCRIPT>
    <style type="text/css">
        .ztree li span.button.add {
            margin-left: 2px;
            margin-right: -1px;
            background-position: -144px 0;
            vertical-align: top;
            *vertical-align: middle
        }
    </style>
</HEAD>

<BODY>
<h1>高级 增 / 删 / 改 节点</h1>
<h6>[ 文件路径: exedit/edit_super.html ]</h6>
<div class="content_wrap">
    <div class="zTreeDemoBackground left">
        <ul class="ztree" id="treeDemo"></ul>
    </div>
    <div class="right">
        <ul class="info">
            <li class="title"><h2>1、beforeEditName<br/>&nbsp;&nbsp;beforeRemove / onRemove<br/>&nbsp;&nbsp;beforeRename
                / onRename 事件回调函数控制</h2>
                <ul class="list">
                    <li>此 Demo 演示合理利用自定义控件、事件回调函数配合以增强用户体验，操作时可以对比"基本 增 / 删 / 改 节点"的 Demo</li>
                    <li>此 Demo 实现增加节点按钮</li>
                    <li>此 Demo 实现删除节点时进行确认</li>
                    <li>此 Demo 利用 showRenameBtn 对 isLastNode = true 的节点不显示编辑按钮</li>
                    <li>此 Demo 利用 showRemoveBtn 对 isFirstNode = true 的节点不显示删除按钮</li>
                    <li class="highlight_red">可以利用 beforeEditName 触发自定义的编辑操作</li>
                    <li><p><span class="highlight_red">在对这些灵活的配置熟悉以后，相信你能够做出更加合理的编辑界面！</span><br/>
                        &nbsp;&nbsp;&nbsp;&nbsp;<input checked id="selectAll" type="checkbox"/> 编辑名称时是否全选 text<br/>
                        remove / rename log:&nbsp;&nbsp;<span style="color:red">红色</span> 表示取消编辑操作 (v3.5.13+)<br/>
                        <ul class="log" id="log"></ul>
                        </p>
                    </li>
                </ul>
            </li>
            <li class="title"><h2>2、setting 配置信息说明</h2>
                <ul class="list">
                    <li>同 "基本 增 / 删 / 改 节点"</li>
                </ul>
            </li>
            <li class="title"><h2>3、treeNode 节点数据说明</h2>
                <ul class="list">
                    <li>同 "基本 增 / 删 / 改 节点"</li>
                </ul>
            </li>
        </ul>
    </div>
</div>
</BODY>
</HTML>